OMA

Acronym for "One Man Army". Examples in pop culture include the song OMA by Grand Theft Bus, a Canadian, East Coast 'Indy Rock' band.

I wouldn't want to run into that guy in an alley. He looks like an OMA.

by Chem Eng Milne June 12, 2008

OMA

OMA is essentially the Pokemon equivalent of OMG, using "Oh My Arceus" instead, considering Arceus is the God of Pokemon.

Oma, I'm in love with the new Black/White starters

by Flintrosexual August 20, 2010

Oma

A gorgeous girl with a really good heart.

That girl is so amazing... she must be Oma

by bluedo March 06, 2012

OMA

3/5 of the word omaha. Largest city in Nebraska; located in eastern Nebraska on the Missouri river

I'm from Omaha.

by Kryten 2x4b May 06, 2003

oma

Old Man Ass. An acronym.

We cruised around on the pontoon boat and then stopped by the naked ledge, but instead of hot chicks all we saw was OMA.

by Bourne July 06, 2005

Oma

On my ass

Oma not true

by Pookieword October 11, 2020

OMA

OMA is an acronym meaning 'Oh my atheism' or 'Oh my agnosticism'. It was created by atheists for the intent of substituting 'OMG' or 'Oh my god'.

"OMA, did you watch that football game last night?!"

by Vikki M. April 23, 2021